Home / 355,175.20-532,761.36-168,317.92

Finding the Fourth Proportional to 355,175.20, 532,761.36 and 168,317.92

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Solution

The fourth proportional to 355,175.20, 532,761.36 and 168,317.92 is: 252,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,175.20 : 532,761.36 = 168,317.92 : x
  2. Step 2: Convert to fraction form
    355,175.20/532,761.36 = 168,317.92/x
  3. Step 3: Cross multiply
    355,175.20x = 532,761.36 × 168,317.92
  4. Step 4: Simplify right side
    355,175.20x = 89,673,283,971.57
  5. Step 5: Solve for x
    x = 89,673,283,971.57/355,175.20
  6. Step 6: Final answer
    x = 252,476.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.